Hi Viresh, I'm not sure how the simple commit will impact will-it-scale/pwrite2 throughput. Just in case you can see more clues. git://git.linaro.org/people/vireshk/linux tick/ONESHOT-STOPPED commit d5a085970b0b88b8c82303d2c45f09c9427fd02a ("clockevents: x86: add support for ONESHOT_STOPPED mode") test case: nhm4/will-it-scale/pwrite2 f4f5df6f142f679 d5a085970b0b88b8c82303d2c --------------- ------------------------- 773859 ~ 0% -9.2% 702704 ~ 0% TOTAL will-it-scale.per_thread_ops Legend: ~XX% - stddev percent [+-]XX% - change percent Disclaimer: Results have been estimated based on internal Intel analysis and are provided for informational purposes only. Any difference in system hardware or software design or configuration may affect actual performance. Thanks, Fengguang